Setting The Air Flow Rates For The Operating Mode - Viessmann Vitovent 300 Service Instructions Manual

Commissioning, inspection, maintenance
Further details regarding the individual steps

Setting the air flow rates for the operating mode

!
Please note
Incorrect adjustments can result
in incorrect operation.
Settings must only be made/
changed by a qualified contrac-
tor.
Incorrect operation by system
users will invalidate our war-
ranty.
Setting parameters for air flow rates:
1. Position the rotary program selector
to "MENU".
2. xw for "Service".
3. d to confirm.
4. xw for "Parameter".
Delivered condition:
Vitovent 300 for max. air flow rate
Reduced ventilation
Normal ventilation
Raised ventilation
This setting can be adjusted to meet rel-
evant requirements in accordance with
the system engineering. Consider the
following:
■ The setting for reduced ventilation
must always be at least 10 m
than the setting for normal ventilation.
■ The setting for normal ventilation must
always be at least 5 m
the setting for raised ventilation.
8
m
m
m
m
3
/h lower
3 /h lower than
(cont.)
5. d to confirm; the first parame-
ter "00" is displayed; the
selected air flow rate for
reduced mode flashes (value
3
in m /h).
6. xw to change the value
or
d for the next parameter:
"00" Reduced ventilation
"01" Normal ventilation
"02" Raised ventilation
7. d to confirm a selected value.
8. "ESC" to exit the menu following
setting the air flow rates.
180
3 /h
3 75
/h
100
3
/h
150
3
/h
Note
The air flow rate of the higher operating
mode is selected automatically if one of
these conditions is not met.
300 400
100 100
150 200
225 300